Dec 19 18:31:09.145 INFO checking dadrian/rust-ziterate against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 18:31:09.145 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/dadrian/rust-ziterate:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:31:09.316 INFO [stdout] 3112c0dd8f2c04f47b9503259bfac6d2fdbd2b8bceccd1794d2157f6019946fb
Dec 19 18:31:09.322 INFO running `"docker" "start" "-a" "3112c0dd8f2c04f47b9503259bfac6d2fdbd2b8bceccd1794d2157f6019946fb"`
Dec 19 18:31:10.340 INFO [stderr]     Checking rust-ziterate v0.0.1 (/opt/crater/workdir)
Dec 19 18:31:10.530 INFO [stderr] warning: unused variable: `e`
Dec 19 18:31:10.530 INFO [stderr]   --> src/lib.rs:19:10
Dec 19 18:31:10.530 INFO [stderr]    |
Dec 19 18:31:10.530 INFO [stderr] 19 | fn order(e: u32, p: u64) -> u64 {
Dec 19 18:31:10.530 INFO [stderr]    |          ^ help: consider using `_e` instead
Dec 19 18:31:10.530 INFO [stderr]    |
Dec 19 18:31:10.530 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 18:31:10.530 INFO [stderr] 
Dec 19 18:31:10.530 INFO [stderr] warning: unused variable: `candidate`
Dec 19 18:31:10.530 INFO [stderr]   --> src/lib.rs:27:13
Dec 19 18:31:10.530 INFO [stderr]    |
Dec 19 18:31:10.530 INFO [stderr] 27 | fn is_prime(candidate: u64) -> bool {
Dec 19 18:31:10.530 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_candidate` instead
Dec 19 18:31:10.530 INFO [stderr] 
Dec 19 18:31:10.541 INFO [stderr] warning: field is never used: `g`
Dec 19 18:31:10.541 INFO [stderr]  --> src/lib.rs:6:5
Dec 19 18:31:10.541 INFO [stderr]   |
Dec 19 18:31:10.541 INFO [stderr] 6 |     g: u32,
Dec 19 18:31:10.541 INFO [stderr]   |     ^^^^^^
Dec 19 18:31:10.541 INFO [stderr]   |
Dec 19 18:31:10.541 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 18:31:10.541 INFO [stderr] 
Dec 19 18:31:10.541 INFO [stderr] warning: field is never used: `p`
Dec 19 18:31:10.541 INFO [stderr]  --> src/lib.rs:7:5
Dec 19 18:31:10.541 INFO [stderr]   |
Dec 19 18:31:10.541 INFO [stderr] 7 |     p: u64,
Dec 19 18:31:10.541 INFO [stderr]   |     ^^^^^^
Dec 19 18:31:10.541 INFO [stderr] 
Dec 19 18:31:10.541 INFO [stderr] warning: field is never used: `start`
Dec 19 18:31:10.541 INFO [stderr]   --> src/lib.rs:11:5
Dec 19 18:31:10.541 INFO [stderr]    |
Dec 19 18:31:10.541 INFO [stderr] 11 |     start: u64,
Dec 19 18:31:10.541 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 18:31:10.541 INFO [stderr] 
Dec 19 18:31:10.541 INFO [stderr] warning: function is never used: `order`
Dec 19 18:31:10.541 INFO [stderr]   --> src/lib.rs:19:1
Dec 19 18:31:10.541 INFO [stderr]    |
Dec 19 18:31:10.541 INFO [stderr] 19 | fn order(e: u32, p: u64) -> u64 {
Dec 19 18:31:10.541 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:31:10.541 INFO [stderr] 
Dec 19 18:31:10.541 INFO [stderr] warning: function is never used: `is_generator`
Dec 19 18:31:10.541 INFO [stderr]   --> src/lib.rs:23:1
Dec 19 18:31:10.541 INFO [stderr]    |
Dec 19 18:31:10.541 INFO [stderr] 23 | fn is_generator(e: u32, p: u64) -> bool {
Dec 19 18:31:10.541 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:31:10.541 INFO [stderr] 
Dec 19 18:31:10.541 INFO [stderr] warning: function is never used: `is_prime`
Dec 19 18:31:10.541 INFO [stderr]   --> src/lib.rs:27:1
Dec 19 18:31:10.541 INFO [stderr]    |
Dec 19 18:31:10.541 INFO [stderr] 27 | fn is_prime(candidate: u64) -> bool {
Dec 19 18:31:10.541 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:31:10.541 INFO [stderr] 
Dec 19 18:31:10.541 INFO [stderr] warning: method is never used: `validate`
Dec 19 18:31:10.541 INFO [stderr]   --> src/lib.rs:32:5
Dec 19 18:31:10.541 INFO [stderr]    |
Dec 19 18:31:10.541 INFO [stderr] 32 |     fn validate(&self) -> bool {
Dec 19 18:31:10.541 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:31:10.541 INFO [stderr] 
Dec 19 18:31:10.541 INFO [stderr] warning: method is never used: `new`
Dec 19 18:31:10.541 INFO [stderr]   --> src/lib.rs:49:5
Dec 19 18:31:10.541 INFO [stderr]    |
Dec 19 18:31:10.541 INFO [stderr] 49 |     fn new(group: Group, start: u32, end: u64) -> Result<Cycle, &'static str> {
Dec 19 18:31:10.541 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:31:10.541 INFO [stderr] 
Dec 19 18:31:10.568 INFO [stderr] warning: unused variable: `e`
Dec 19 18:31:10.568 INFO [stderr]   --> src/lib.rs:19:10
Dec 19 18:31:10.568 INFO [stderr]    |
Dec 19 18:31:10.568 INFO [stderr] 19 | fn order(e: u32, p: u64) -> u64 {
Dec 19 18:31:10.568 INFO [stderr]    |          ^ help: consider using `_e` instead
Dec 19 18:31:10.568 INFO [stderr]    |
Dec 19 18:31:10.568 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 18:31:10.568 INFO [stderr] 
Dec 19 18:31:10.568 INFO [stderr] warning: unused variable: `candidate`
Dec 19 18:31:10.568 INFO [stderr]   --> src/lib.rs:27:13
Dec 19 18:31:10.568 INFO [stderr]    |
Dec 19 18:31:10.568 INFO [stderr] 27 | fn is_prime(candidate: u64) -> bool {
Dec 19 18:31:10.568 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_candidate` instead
Dec 19 18:31:10.568 INFO [stderr] 
Dec 19 18:31:10.576 INFO [stderr] warning: field is never used: `start`
Dec 19 18:31:10.576 INFO [stderr]   --> src/lib.rs:11:5
Dec 19 18:31:10.576 INFO [stderr]    |
Dec 19 18:31:10.576 INFO [stderr] 11 |     start: u64,
Dec 19 18:31:10.576 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 18:31:10.576 INFO [stderr]    |
Dec 19 18:31:10.576 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 18:31:10.576 INFO [stderr] 
Dec 19 18:31:10.576 INFO [stderr] warning: function is never used: `is_generator`
Dec 19 18:31:10.576 INFO [stderr]   --> src/lib.rs:23:1
Dec 19 18:31:10.576 INFO [stderr]    |
Dec 19 18:31:10.576 INFO [stderr] 23 | fn is_generator(e: u32, p: u64) -> bool {
Dec 19 18:31:10.576 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:31:10.576 INFO [stderr] 
Dec 19 18:31:10.576 INFO [stderr] warning: method is never used: `validate`
Dec 19 18:31:10.576 INFO [stderr]   --> src/lib.rs:32:5
Dec 19 18:31:10.576 INFO [stderr]    |
Dec 19 18:31:10.576 INFO [stderr] 32 |     fn validate(&self) -> bool {
Dec 19 18:31:10.576 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:31:10.576 INFO [stderr] 
Dec 19 18:31:10.576 INFO [stderr] warning: method is never used: `new`
Dec 19 18:31:10.576 INFO [stderr]   --> src/lib.rs:49:5
Dec 19 18:31:10.576 INFO [stderr]    |
Dec 19 18:31:10.576 INFO [stderr] 49 |     fn new(group: Group, start: u32, end: u64) -> Result<Cycle, &'static str> {
Dec 19 18:31:10.576 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:31:10.576 INFO [stderr] 
Dec 19 18:31:10.796 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Dec 19 18:31:11.025 INFO running `"docker" "inspect" "3112c0dd8f2c04f47b9503259bfac6d2fdbd2b8bceccd1794d2157f6019946fb"`
Dec 19 18:31:11.114 INFO running `"docker" "rm" "-f" "3112c0dd8f2c04f47b9503259bfac6d2fdbd2b8bceccd1794d2157f6019946fb"`
Dec 19 18:31:11.231 INFO [stdout] 3112c0dd8f2c04f47b9503259bfac6d2fdbd2b8bceccd1794d2157f6019946fb